Finding the Fourth Proportional to 118.02, 176.72 and 101.88

Step by Step Solution

1. Step 1: Write the proportion equation
   118.02 : 176.72 = 101.88 : x
2. Step 2: Convert to fraction form
   118.02/176.72 = 101.88/x
3. Step 3: Cross multiply
   118.02x = 176.72 × 101.88
4. Step 4: Simplify right side
   118.02x = 18,003.72
5. Step 5: Solve for x
   x = 18,003.72/118.02
6. Step 6: Final answer
   x = 152.55